Tech Briefs - April 2020 - Vol. 44 No. 4

Overview

The April 2020 issue of Tech Briefs, Volume 44, No. 4, presents a diverse array of features and tech briefs that highlight the latest advancements in technology, materials, and manufacturing processes. This edition is particularly focused on innovations that are shaping the future of various industries, including automotive, energy, and robotics.

Key Features:

1. Products of Tomorrow: This section explores emerging technologies and products that are set to revolutionize industries. It emphasizes the importance of innovation and foresight in product development.

2. Seeing with Sound: Next-Level Ultrasonic Sensors for Intelligent Cars: This feature discusses the advancements in ultrasonic sensor technology, which are crucial for the development of intelligent vehicles. These sensors enhance safety and functionality by enabling cars to perceive their environment more accurately.

3. Technology Leaders: Choose Surface Treatments Early to Avoid Future Problems: This article highlights the significance of selecting appropriate surface treatments during the design phase to prevent issues related to wear, corrosion, and other material failures in the future.

4. NASA Spinoff: Mars Sampling Technology for Materials Testing: This piece showcases how technology developed for Mars exploration is being adapted for materials testing on Earth, demonstrating the cross-industry applications of aerospace innovations.

Tech Briefs Highlights:

The magazine includes a variety of tech briefs that delve into specific advancements in materials, manufacturing, and energy:

• Materials & Coatings:

  • A model predicting the breaking point of conducting materials is discussed, which can aid in the design of more resilient materials.
  • High thermally conductive polymeric composites are highlighted for their potential applications in thermal management.
  • Innovations in soft, flexible materials with enhanced properties are explored, which could lead to new applications in various fields.
  • A double-sided tape that rapidly seals tissues together is presented, showcasing advancements in medical adhesives.
  • A material combination that strengthens body armor is discussed, emphasizing improvements in personal protective equipment.
  • Powder particles designed for corrosion prevention in rebar are introduced, which could enhance the longevity of construction materials.

• Manufacturing & Prototyping:

  • High-area rapid 3D printing techniques are examined, which could revolutionize the production of complex parts.
  • A method for electrospinning customizable nanofibers is presented, with potential applications in filtration and textiles.
  • An additive manufacturing method for sub-microscale three-dimensional structures is discussed, highlighting advancements in precision manufacturing.
  • A 3D printing process that produces highly porous glass objects is introduced, which could have applications in various industries.
  • The production of cadmium telluride material for solar cells is explored, emphasizing advancements in renewable energy technologies.

• Power & Energy:

  • The issue discusses maximizing safety in advanced battery systems, which is crucial for the development of electric vehicles and energy storage solutions.
  • Relaxor piezoelectric single-crystal multilayer stacks for energy harvesting transducers are highlighted, showcasing innovations in energy harvesting technologies.
  • A device that harvests energy from low-frequency vibrations is presented, which could lead to new methods of energy generation.
  • A coating that extends the life of lithium metal batteries is discussed, addressing one of the key challenges in battery technology.

• Communications:

  • An RFID-based system that enables the Internet of Things (IoT) is explored, emphasizing the growing importance of connectivity in modern technology.
  • The use of sound and light for ultrafast data transfer is discussed, showcasing advancements in communication technologies.

Departments and Additional Content:

The magazine also features various departments, including UpFront, Q&A, and 5 Ws, which provide additional insights and information relevant to the engineering and technology community. The Advertisers Index offers readers a way to connect with companies featured in the issue.

Conclusion:

Overall, the April 2020 issue of Tech Briefs serves as a comprehensive resource for engineers, designers, and technology enthusiasts. It highlights the importance of innovation across multiple sectors and showcases how advancements in materials, manufacturing, and energy are paving the way for a more connected and efficient future. The insights provided in this issue not only reflect current trends but also inspire future developments in technology and engineering.